Detachable Mesh Sidewalls: The bimini tops are equipped with 2 removable mesh sidewalls that block 80% of sunlight and UV rays and maintain excellent visibility and ventilation, allowing the boat canopy to be zipped or zipped up quickly and easily. Marine Grade Fabric: Made of waterproof and anti-UV marine grade fabrics 600D material with double layers of 1200mm PU coating and double overlapped stitching ,which is more durable and sturdy. Rear Support Poles: Our bimini tops are equipped with 2 stable rear support poles that can be quickly folded for storage, saving space. Users can also flexibly change the shading angle and increase the shaded area by adjusting the length of the support poles. Abundant Accessories & Easy to Install: In the package, you can get 2 rear support poles, 2 windproof straps and 1 zipperd storage boot. With the inclusive installation kit, the bimini top is easy to install with the instructions. Variety of Sizes Available: The boat bimini top cover is available in various sizes, including 3 Bow 6'L X 46" H X 54"-60" W、6'L*46"H*61"-66"W、6'L*46"H*67"-72"W、6'L*46"H*79"-84"W.To choose the right size, measure the width of your boat's deck. It's designed to fit the most commonly available boat types in the market, making your purchase hassle-free.